Operation
Controls and displays
Panel PC EL 5770
97
LDCDS−ELx7xx DE/EN 4.0
Pos. Designation
Function
Standard mode
Alpha mode
Service mode
Switch on mode:
Press "alpha key" (LED is on)
Press "menu key"
Switch off mode:
Press "alpha key" (LED is off)
Press "menu key" or wait for
35 s
Display
Application−dependent
Status LEDs
Power
(green):
l
Is ON when the supply voltage is present.
Fail
(red):
l
Is ON when a power supply failure has occurred; is blinking when the screen signal is
missing.
Status
(yellow):
l
Indicates access to a storage medium.
Function keys
F1 ... F12
: Send key code for
Shift−Fx
F1 ... F12
: Send key codes for
"Q" ... "@"
Tool
: Application−dependent
+
: Increase screen brightness
−
: Reduce screen brightness
Reset button
Reset PC (restart)
Status LEDs
Error
(red):
l
Is lit if a power supply failure has occurred;
l
Is blinking when the screen signal is missing.
HD
(yellow):
l
Indicates access to a storage medium.
Power
(green):
l
Is lit when the supply voltage is present.
l
Flashes (
−−−
−
−−−
−
) in the case of a hardware error.
l
Is blinking (
−−
−
−−
−
) when the ACU UPS (optional) is being charged.
l
Is blinking (
−−
−−
−−
−−
) when there is a supply voltage failure and the device is being supplied
by the ACU UPS.
l
Is blinking (
−
−
−
−
) when the supply voltage of the ACU UPS is too low (e.g. rechargeable
battery is empty or missing).
l
Blinks 4 x per second if the ACCU−PACK causes a short circuit or if the CAPS−PACK is
completely discharged.
Numeric
keypad
Send key codes for "0" ... "9"
and calculation operators
Send key codes for "A" ... "P"
Functionality same as in
standard/alpha mode
Cursor keys
Without "Shift" key
: Move cursor/marker in steps and set
tab
With "Shift" key
: Move cursor/marker to the beginning/end
or page by page
Functionality same as in
standard/alpha mode
Control keys
Standard functions of an MF2 keyboard
(For "alpha" and
/
see "Switching on/off of mode)
Functionality same as in
standard/alpha mode
Control keys
Standard functions of an MF2 keyboard
Without function